Gaya APA
WHEELEN, T, L., HUNGER, J, D. (2006).
Strategic management and business policy: (10th ed.).
New Jersey:
Pearson Education.
Gaya MLA
WHEELEN, Thomas, L.., HUNGER, J., David.
"Strategic management and business policy:".
10th ed.
New Jersey:
Pearson Education,
2006.
Buku.